7's are what I run at 12.1.1 and even 8's w/a sharp tune........

Last edited by Thumperdart; 03/25/17 02:34 PM.
72 Dart 470 n/a BB stroker street car `THUMPER`...Check me out on FB Dominic Thumper for videos and lots of carb pics......760-900-3895.....